Acknowledgements
An acknowledgement is a notarial certificate attached to a document through which the notary public confirms the identity of the signer and the signer acknowledges being the signer of the document.
By completing a certificate of acknowledgment, the notary public is certifying under penalty of perjury:
That the signer personally appeared before the notary public on the date indicated and in the county indicated in the venue heading;
To the identity of the signer (based on satisfactory evidence); and
That the signer acknowledged signing the document. (California Civil Code section 1189.)
Jurats
A jurat is a notarial certificate attached to a document when a person signs a document and swears under oath or affirms that the contents of the document are true and correct. The notarial certificate for a jurat is identified by the wording "Subscribed and sworn to (or affirmed).” The jurat also typically will be found at the end of the document.
By completing a jurat, the notary public certifies:
That the signer personally appeared before the notary public on the date indicated and in the county indicated;
To the identity of the signer by satisfactory evidence;
That the notary public administered the oath or affirmation; and
That the signer signed the document in the presence of the notary public. (California Government Code section 8202.)